Pollution from motor veichles

Countries: China, India, South Africa

1) GDP:
China-
(2009): $4.814 trillion (exchange rate-based)
real growth rate (2009): 8.7%
Per capita (2009): $3,678 (exchange rate-based)
India-
(2009): $1.095 trillion ($1,210 billion)
Real growth rate (2009 est.): 6.5%
Per capita (2008): $3,400
South Africa-
(2009): $287 billion.
Real growth rate: (2008) 3.7%; (2009) -1.8%; (5-year average) 3.7%.
per capita (2009): $5,787.

2) Life Expectancy
China:74.68 years
India: 66.46 years
South Africa: 49.33 years

3) Motor Vehicles: (per 100 people)
China: 10
India: 12
South Africa: 146

4) Distance of Highway: (paved and unpaved)
China: 1,402,698 km
India: 3,319,644 km
South Africa: 362,099 km